:root {
  --blue-dark: #173f6f;
  --blue-mid: #24548a;
  --gray-light: #f3f5f7;
  --border: #d8dde3;
  --text: #1f2937;
  --white: #ffffff;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: "Segoe UI", Arial, sans-serif;
  color: var(--text);
  background: var(--gray-light);
}

.screen {
  display: none;
}

.screen.active {
  display: block;
}

.home-header {
  background: linear-gradient(135deg, var(--blue-dark), var(--blue-mid));
  color: var(--white);
  padding: 24px;
}

.home-header h1 {
  margin: 0 0 8px;
}

.home-header p {
  margin: 0;
  opacity: 0.95;
}

.home-actions {
  padding: 16px 24px;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 10px;
}

button {
  border: 1px solid var(--border);
  background: var(--white);
  color: var(--text);
  border-radius: 8px;
  padding: 8px 12px;
  cursor: pointer;
}

button:hover {
  border-color: var(--blue-mid);
}

.examples {
  padding: 0 24px 24px;
}

.example-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
  gap: 12px;
}

.example-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 12px;
}

.example-card h4 {
  margin: 0 0 8px;
}

.topbar {
  min-height: 42px;
  background: var(--blue-dark);
  color: var(--white);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 6px 12px;
  gap: 12px;
}

/* ─── Menubar ─── */
.menubar {
  height: 42px;
  background: var(--blue-dark);
  color: var(--white);
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 0 12px;
  user-select: none;
  position: relative;
  z-index: 200;
}

.menubar-brand {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-shrink: 0;
}

.menubar-nav {
  display: flex;
  gap: 2px;
  margin-left: 8px;
}

.menu-item {
  position: relative;
}

.menu-trigger {
  background: transparent;
  color: #fff;
  border: none;
  border-radius: 5px;
  padding: 5px 10px;
  font-size: 13px;
  cursor: pointer;
  white-space: nowrap;
}

.menu-trigger:hover,
.menu-item.open .menu-trigger {
  background: rgba(255,255,255,0.18);
  border-color: transparent;
}

.menu-dropdown {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  min-width: 220px;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 7px;
  box-shadow: 0 4px 20px rgba(0,0,0,0.15);
  list-style: none;
  margin: 3px 0 0;
  padding: 5px 0;
  z-index: 9999;
}

.menu-item.open .menu-dropdown {
  display: block;
}

.menu-dropdown li {
  padding: 7px 16px;
  font-size: 13px;
  cursor: pointer;
  color: var(--text);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  white-space: nowrap;
}

.menu-dropdown li:hover {
  background: #eef3fa;
  color: var(--blue-dark);
}

.menu-dropdown li.menu-sep {
  height: 1px;
  background: var(--border);
  margin: 4px 0;
  padding: 0;
  cursor: default;
  pointer-events: none;
}

.menu-dropdown kbd {
  font-size: 10px;
  background: #f0f4f8;
  border: 1px solid #ccc;
  border-radius: 3px;
  padding: 1px 4px;
  color: #666;
  margin-left: auto;
}

.topbar-left {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.topbar-actions {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
  justify-content: flex-end;
}

.tag {
  background: rgba(255, 255, 255, 0.2);
  border-radius: 999px;
  padding: 4px 8px;
  font-size: 12px;
}

.topbar button {
  background: #ffffff;
}

.layout {
  display: grid;
  grid-template-columns: 300px 1fr 320px;
  gap: 10px;
  padding: 10px;
  height: calc(100vh - 42px);
}

.sidebar {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: 8px;
  overflow: auto;
  padding: 10px;
}

.sidebar h3 {
  margin: 6px 0 8px;
}

.palette,
.fields-panel,
.datasets-panel {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-bottom: 12px;
}

.palette-item,
.field-item,
.dataset-item {
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 6px 8px;
  background: #fafbfc;
  cursor: pointer;
  user-select: none;
}

/* Palette groups */
.palette-group {
  margin-bottom: 12px;
}

.palette-group-label {
  font-size: 10px;
  font-weight: 700;
  text-transform: uppercase;
  color: #8a9ab0;
  letter-spacing: 0.07em;
  padding: 2px 4px 4px;
}

.palette-item {
  display: flex;
  align-items: center;
  gap: 8px;
}

.palette-item-icon {
  width: 26px;
  height: 26px;
  border-radius: 5px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 13px;
  flex-shrink: 0;
  font-style: normal;
}

.icon-text  { background: #dbeafe; color: #1d4ed8; }
.icon-image { background: #fde8d8; color: #c2410c; }
.icon-grid  { background: #dcfce7; color: #15803d; }
.icon-chart { background: #ede9fe; color: #7c3aed; }

.palette-item-label {
  font-size: 13px;
  line-height: 1.2;
}

/* Text component title layout */
.txt-title {
  line-height: 1.3;
  word-break: break-word;
}

.txt-content {
  flex: 1;
  min-width: 0;
  overflow: auto;
  line-height: 1.5;
}

.dataset-item.active {
  border-color: var(--blue-mid);
  background: #e9f0f8;
}

.field-item small {
  opacity: 0.75;
}

.canvas-area {
  background: #e7ebef;
  border: 1px dashed #bec7d2;
  border-radius: 8px;
  overflow: auto;
  padding: 48px 20px 20px; /* top padding for zoom bar */
  position: relative;
}

.canvas {
  position: relative;
  margin: 0 auto;
  background: #fff;
  border: 1px solid var(--border);
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.08);
  transform-origin: 0 0; /* zoom applied via JS transform: scale() */
}

/* Wrapper that holds layout space for the scaled canvas */
#canvasWrapper {
  display: inline-block;
  position: relative;
  transform-origin: 0 0;
}

.canvas.report.portrait {
  width: 794px;
  min-height: 1123px;
}

.canvas.report.landscape {
  width: 1123px;
  min-height: 794px;
}

.canvas.dashboard {
  width: 1280px;
  min-height: 720px;
}

.component {
  position: absolute;
  border: 1px solid var(--border);
  background: #fff;
  overflow: hidden;
}

.component.selected {
  border-color: var(--blue-mid);
  outline: 2px solid rgba(36, 84, 138, 0.2);
}

.component-header {
  background: #f6f8fa;
  border-bottom: 1px solid var(--border);
  font-size: 11px;
  padding: 2px 6px;
  cursor: move;
}

.component-body {
  height: calc(100% - 22px);
  overflow: hidden;
}

.resize-handle {
  width: 12px;
  height: 12px;
  position: absolute;
  right: 0;
  bottom: 0;
  cursor: nwse-resize;
  background: var(--blue-mid);
  border-top-left-radius: 4px;
  opacity: 0;
  transition: opacity 0.15s;
  z-index: 20;
}

.component:hover .resize-handle {
  opacity: 1;
}

.placeholder {
  color: #6a7582;
  font-size: 12px;
}

.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 12px;
}

.data-table th,
.data-table td {
  border: 1px solid var(--border);
  padding: 4px 6px;
}

.data-table th[data-comp-id] {
  cursor: grab;
  user-select: none;
  position: relative;
}

.data-table th[data-comp-id]:active {
  cursor: grabbing;
}

.data-table th.col-drag-over {
  background: rgba(36, 84, 138, 0.18) !important;
  border-left: 2px solid var(--blue-mid);
}

.col-resize-handle {
  position: absolute;
  right: 0;
  top: 0;
  width: 6px;
  height: 100%;
  cursor: col-resize;
  background: transparent;
}

.col-resize-handle:hover,
.col-resizing .col-resize-handle {
  background: rgba(36, 84, 138, 0.4);
}

.data-table tbody tr:nth-child(odd) {
  background: #f9fbfc;
}

.kpi {
  height: 100%;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 6px;
}

.kpi-title {
  font-size: 12px;
  opacity: 0.9;
}

.kpi-value {
  font-size: 24px;
  font-weight: 700;
}

.chart-wrap svg {
  width: 100%;
  height: 100%;
}

.props-form {
  display: grid;
  gap: 8px;
}

.prop-row {
  display: grid;
  gap: 4px;
}

.prop-row input,
.prop-row select,
.prop-row textarea {
  width: 100%;
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 6px;
  font: inherit;
}

.row-inline {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
}

.columns-editor {
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 8px;
  display: grid;
  gap: 8px;
}

.column-row {
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 6px;
  display: grid;
  gap: 4px;
}

.barcode {
  background: repeating-linear-gradient(
    90deg,
    #000 0px,
    #000 2px,
    #fff 2px,
    #fff 4px,
    #000 4px,
    #000 6px,
    #fff 6px,
    #fff 9px
  );
  height: 70%;
}

.qr {
  width: 90px;
  height: 90px;
  background:
    linear-gradient(90deg, #000 10px, transparent 10px) 0 0 / 18px 18px,
    linear-gradient(#000 10px, transparent 10px) 0 0 / 18px 18px,
    repeating-conic-gradient(#000 0 25%, #fff 0 50%) 0 0 / 18px 18px;
  border: 3px solid #000;
}

.preview-mode .no-print {
  display: none !important;
}

.preview-mode .layout {
  grid-template-columns: 1fr;
  height: calc(100vh - 48px);
}

/* Preview exit bar */
.preview-exit-bar {
  display: none;
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: rgba(23, 63, 111, 0.93);
  padding: 8px 16px;
  z-index: 999;
  text-align: center;
}

.preview-mode .preview-exit-bar {
  display: block;
}

.btn-exit-preview {
  background: #ffffff;
  color: #173f6f;
  font-weight: 700;
  border: none;
  border-radius: 6px;
  padding: 8px 22px;
  cursor: pointer;
  font-size: 14px;
}

.btn-exit-preview:hover {
  background: #e8eef6;
}

/* Palette preview swatches */
.palette-preview {
  display: flex;
  gap: 3px;
  flex-wrap: wrap;
  padding: 4px 0;
}

/* Image properties */
.img-preview-wrap {
  background: #f6f8fa;
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 8px;
  text-align: center;
  margin-bottom: 4px;
}

.img-no-preview {
  background: #f6f8fa;
  border: 1px dashed var(--border);
  border-radius: 6px;
  padding: 14px;
  text-align: center;
  color: #888;
  font-size: 12px;
  margin-bottom: 4px;
}

/* Barcode icon in palette */
.icon-barcode { background: #fef3c7; color: #92400e; }

/* Rich text */
.rich-text-view {
  line-height: 1.5;
  word-break: break-word;
}

.rich-toolbar {
  display: flex;
  gap: 3px;
  flex-wrap: wrap;
  margin-bottom: 6px;
}

.rich-toolbar button {
  padding: 3px 8px;
  font-size: 12px;
  border-radius: 4px;
  min-width: 28px;
  background: #f0f4f8;
  border: 1px solid var(--border);
  cursor: pointer;
}

.rich-toolbar button:hover {
  background: #dce6f0;
}

.rich-editor {
  min-height: 80px;
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 6px;
  font-size: 13px;
  background: #fff;
  line-height: 1.5;
  outline: none;
}

.rich-editor:focus {
  border-color: var(--blue-mid);
  box-shadow: 0 0 0 2px rgba(36,84,138,0.15);
}

@media print {
  body {
    background: #fff;
  }
  .no-print {
    display: none !important;
  }
  #editorScreen.screen {
    display: block;
  }
  .layout {
    display: block;
    padding: 0;
    height: auto;
  }
  .canvas-area {
    border: 0;
    padding: 0;
    background: #fff;
  }
  .canvas {
    box-shadow: none;
    border: 0;
    margin: 0 auto;
  }
  .resize-handle,
  .component-header,
  .preview-exit-bar {
    display: none !important;
  }
}

/* Panel component */
.panel-component {
  z-index: 0 !important;
}

.component:not(.panel-component) {
  z-index: 5;
}

.panel-body-inner {
  width: 100%;
  height: 100%;
  background: rgba(255,255,255,0);
  pointer-events: none;
}

/* Canvas settings section */
.canvas-settings-section {
  padding: 8px;
  border-bottom: 1px solid var(--border);
  margin-bottom: 4px;
}

.canvas-settings-section summary {
  cursor: pointer;
  font-size: 11px;
  font-weight: 600;
  color: var(--blue-mid);
  padding: 4px 0;
  user-select: none;
}

.canvas-settings-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4px;
  margin-top: 6px;
}

.canvas-settings-grid .prop-row {
  grid-column: span 1;
}

.canvas-settings-grid .span-2 {
  grid-column: span 2;
}

/* Transparent background control */
.color-with-alpha {
  display: flex;
  align-items: center;
  gap: 6px;
}
.color-with-alpha input[type="color"] {
  width: 38px;
  height: 28px;
  padding: 1px 2px;
  flex-shrink: 0;
}
.color-with-alpha input[type="color"]:disabled {
  opacity: 0.35;
  cursor: not-allowed;
}
.alpha-check {
  display: flex;
  align-items: center;
  gap: 3px;
  font-size: 11px;
  color: #555;
  cursor: pointer;
  white-space: nowrap;
}
.alpha-check input[type="checkbox"] {
  width: auto;
  margin: 0;
  cursor: pointer;
}

.snap-indicator {
  position: absolute;
  pointer-events: none;
  z-index: 0;
}

.snap-line-h {
  position: absolute;
  left: 0;
  right: 0;
  height: 1px;
  background: rgba(36, 84, 138, 0.3);
  pointer-events: none;
}

.snap-line-v {
  position: absolute;
  top: 0;
  bottom: 0;
  width: 1px;
  background: rgba(36, 84, 138, 0.3);
  pointer-events: none;
}

/* ─── Context Menu ─── */
.context-menu {
  position: fixed;
  min-width: 180px;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 8px;
  box-shadow: 0 4px 20px rgba(0,0,0,0.15);
  z-index: 9999;
  list-style: none;
  padding: 5px 0;
  display: none;
}

.context-menu.visible {
  display: block;
}

.context-menu li {
  padding: 8px 16px;
  font-size: 13px;
  cursor: pointer;
  color: var(--text);
}

.context-menu li:hover {
  background: #eef3fa;
  color: var(--blue-dark);
}

.context-menu li.cm-sep {
  height: 1px;
  background: var(--border);
  margin: 4px 0;
  padding: 0;
  cursor: default;
  pointer-events: none;
}

.context-menu li.danger {
  color: #c62828;
}

.context-menu li.danger:hover {
  background: #fdecea;
}

/* ─── Drop ghost ─── */
.drop-ghost {
  position: absolute;
  width: 260px;
  height: 120px;
  border: 2px dashed var(--blue-mid);
  border-radius: 6px;
  background: rgba(36,84,138,0.07);
  pointer-events: none;
  z-index: 999;
  transition: left 0.05s, top 0.05s;
}

/* ─── Properties panel sections ─── */
.prop-section {
  border: 1px solid var(--border);
  border-radius: 7px;
  margin-bottom: 6px;
  overflow: hidden;
}

.prop-section > summary.prop-section-title {
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--blue-mid);
  padding: 7px 10px;
  cursor: pointer;
  background: #f4f7fb;
  list-style: none;
  user-select: none;
  display: flex;
  align-items: center;
  gap: 5px;
}

.prop-section > summary.prop-section-title::before {
  content: "▶";
  font-size: 9px;
  transition: transform 0.15s;
}

.prop-section[open] > summary.prop-section-title::before {
  transform: rotate(90deg);
}

.prop-section-body {
  padding: 8px;
  display: grid;
  gap: 6px;
}

/* Multi-select highlight */
.component.selected-multi {
  outline: 2px dashed rgba(36, 84, 138, 0.5);
  border-color: var(--blue-mid) !important;
}

/* Rubber-band selection box */
.selection-box {
  position: absolute;
  display: none;
  border: 1.5px dashed #24548a;
  background: rgba(36, 84, 138, 0.08);
  pointer-events: none;
  z-index: 9999;
  border-radius: 2px;
}

/* ─── Alignment toolbar ─── */
.align-toolbar {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 4px;
  margin-bottom: 4px;
}

.align-btn {
  background: #f0f4f8;
  border: 1px solid var(--border);
  border-radius: 5px;
  padding: 5px 4px;
  font-size: 10px;
  cursor: pointer;
  color: var(--blue-dark);
  text-align: center;
  transition: background 0.15s;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.align-btn:hover {
  background: var(--blue-mid);
  color: #fff;
  border-color: var(--blue-mid);
}


.zoom-bar {
  position: absolute;
  top: 8px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  align-items: center;
  gap: 4px;
  background: rgba(255,255,255,0.95);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 3px 10px;
  box-shadow: 0 1px 6px rgba(0,0,0,0.12);
  z-index: 200;
  user-select: none;
}
.zoom-bar button {
  background: none;
  border: none;
  padding: 2px 7px;
  font-size: 14px;
  font-weight: 700;
  color: var(--blue-dark);
  cursor: pointer;
  border-radius: 4px;
  line-height: 1;
  transition: background 0.15s;
}
.zoom-bar button:hover { background: #e8f0f8; }
#zoomDisplay {
  font-size: 12px;
  font-weight: 600;
  color: #444;
  min-width: 40px;
  text-align: center;
}

/* Margin guide overlay inside canvas */
.canvas-margin-guide {
  position: absolute;
  pointer-events: none;
  border: 1px dashed rgba(36,84,138,0.30);
  z-index: 1;
}

/* Small utility button used inside properties panel */
.prop-btn {
  background: #f0f4f8;
  border: 1px solid var(--border);
  border-radius: 5px;
  padding: 4px 8px;
  font-size: 11px;
  cursor: pointer;
  color: var(--blue-dark);
  transition: background 0.15s;
  white-space: nowrap;
}
.prop-btn:hover {
  background: var(--blue-mid);
  color: #fff;
  border-color: var(--blue-mid);
}

/* Print / preview: no zoom transform, show at 100% */
@media print {
  #canvas { transform: none !important; }
  #canvasWrapper { width: auto !important; height: auto !important; }
  .zoom-bar { display: none !important; }
  .canvas-margin-guide { display: none !important; }
}
.preview-mode .zoom-bar { display: none !important; }

/* Preview mode - body fills full height */
/* Topbar compat */
.topbar-left {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.topbar-actions {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
  justify-content: flex-end;
}